Canon a 2 in A flat major Hess 275 Canon a 2 in G major Hess 274 Minuet in A flat major Hess 33 Serenade in E flat major K 375 Sonata in A flat major op. 26 Sonata in B flat major K. 15 Sonata in B flat major K. 281 Sonata in B flat major K. 570 Sonata in B flat major op. 22 Sonata in E flat major K. 282